package com.example.springboot_bakend.entity;

import java.time.LocalDateTime;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import javax.persistence.Table;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;

@Entity
@Table(name = "users")
@Data
@NoArgsConstructor
@AllArgsConstructor
public class User {
    
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;
    
    @Column(nullable = false, unique = true, length = 50)
    private String username;
    
    @Column(nullable = false)
    private String password;
    
    @Column(unique = true, length = 100)
    private String email;
    
    @Column(name = "wallet_address", unique = true, length = 42)
    private String walletAddress;
    
    @Column(name = "created_at")
    private LocalDateTime createdAt;
    
    @Column(name = "updated_at")
    private LocalDateTime updatedAt;
    
    @PrePersist
    protected void onCreate() {
        createdAt = LocalDateTime.now();
        updatedAt = LocalDateTime.now();
    }
    
    @PreUpdate
    protected void onUpdate() {
        updatedAt = LocalDateTime.now();
    }
}

